package duotai_text;

class t4 extends t1 {
    public String do_what;
    public String when;

    public t4(String name, String do_what,String when) {
        super(name);
        this.do_what = do_what;
        this.when = when;
    }

    public void Do() {
       System.out.println(name + do_what + when);
    }

}


